文档介绍：一、摘要中文论著摘要?英文论著摘要?二、英文缩略语??三、论文日U舌?????资料与方法??实验结果???讨论?????结论?????四、本研究创新性的五、参考文献???六、附录 5 2 3 4 1 2 2 2 ~ 绩一一~ 成~ ~ ~ 研~ ~ 私~ 问~ 介~ 期一简·中文论著摘要· 磁共振扩散张量成像在评价儿童脑梗目的本研究利用磁共振扩散张量成像(diffusion tensor imaging,DTI),观察脑梗死患儿皮质脊髓束(corticospinal tract,CST)及各向异性(fractional anisotropy,FA) 值变化情况,阐明磁共振扩散张量成像在评价儿章脑梗死预后中的意义。方法选取中国医科大学附属盛京医院于2009年7月~2010年10月之间收治的儿童脑梗死病例10例。对其进行DTI检查,了解其CST及FA值的变化情况,并对全部患儿分别于入院时及病后3个月进行临床神经功能缺损程度评分。结果 10例病例中DTI显示有4例为CST无断裂,梗死灶位于其边缘,CST未见明显受累,此患儿神经功能缺损评分为J下常或基本『F常,目前已无临床症状;3 例表现为CST部分中断,部分经过梗死灶,其神经功能缺损评分在轻度偏高,目前肢体稍不灵活,肌力较正常差。其余3例表现为CST大部分中断,其神经功能缺损评分仍较高,目前存在肢体活动障碍。脑梗死同侧CST的FA值较对侧明显下降(p<),FA值下降百分比与神经运动功能缺损评分之间存在明显相关性(p<)。结论 DTI可以直观、立体地显示CST的损伤情况,为患儿肢体运动功能恢复的评价及临床的康复治疗提供重要依据。在早期进行扩散张量磁共振检查能进一步确定诊断,指导治疗和判断预后。关键词脑梗死;儿童;磁共振成像;扩散张量成像;皮质脊髓束·英文论著摘要· The significance ofdiffusion--tensor imaging(DTI)in evaluating theprognosis ofchildren cerebral n lnlarctlon Obj ective TO observe thecorticospinal tract(CST)of cerebralinfarctionchildren aswellas the changes ofFAvalueby DTI,and illustrate theimportance of DTI injudging the prognosis ofcerebral infarction inchildren. Methods From theinpatient children withcerebralinfarction inShengj ing Hospital,Jul 2009 toOct20 0,ten cases were selected out toundergo DTI inspection and theirCST and FA value changes wereanalyzed,and allthechildren pleted theneurologic impairment score atadmission and 3months afterseparately. Results Inthese 0cases,DTI showed that 4cases晰th no CST rupture,and their infarction fociwere on theedge of CST butdid not affect neurologic impairment score inthese4children Wasnormal ornearlynormal,and they don’thave any clinicalsymptom forthepresent;With partial CST ruptureand CST passing by the infarctionloci in 3cases,theirneurologic impairment score was slightlyhigher. Currently,these children’Slimbsareslightly notflexible,and themyodynamia isworse than rest 3casesshowed thatmost ofthe CST were ruptured,and neurologic impairment score 3cases stillhavedisorder oflim